EFFICIENCY

Processors Low efficiency

Explore 1353 processors indexed under Low efficiency and scan their key platform, core, power and benchmark data in one place. This overview maps the available range before the performance ranking and decision guidance below.

1,353 processorslow-efficiency

Selection guide

How to choose from Low efficiency

This page groups 1353 processors classified under Low efficiency. Low efficiency classifies processors by the available relationship between performance and power. Use the catalog to shortlist candidates, then compare real performance and workload-relevant specifications rather than relying on the category label alone.

3 brands 1–72 cores 2,063 average CPU Mark 3.00–350.00 W TDP

What this category shows

Low efficiency classifies processors by the available relationship between performance and power.

What to compare

Compare CPU Mark per watt with absolute performance and real platform power limits.

Check before choosing

The estimate uses TDP when standardized wall-power measurements are unavailable.

By CPU Mark

Performance ranking

The table ranks the strongest Low efficiency processors by the CPU Mark available in CPULoom. It is useful for broad performance comparisons, while the single-thread result adds context for less-parallel work.

  1. 01 Intel Core 7 253PQE 10C / 20T 37,760CPU Mark
  2. 02 Intel Core i5-12600HE 12C / —T 20,256CPU Mark
  3. 03 Intel Core i5-12500E 6C / 12T 19,603CPU Mark
  4. 04 Intel Xeon Phi 7290 @ 1.50GHz 72C / 288T 17,839CPU Mark
  5. 05 AMD Ryzen Embedded V2748 8C / 16T 16,945CPU Mark

FAQ

Frequently asked questions

What does the Low efficiency category mean?

This efficiency category groups processors associated with Low efficiency. Low efficiency classifies processors by the available relationship between performance and power.

What is the fastest processor in Low efficiency?

The performance ranking highlights the highest available CPU Mark in this category. The best practical choice can differ by application, single-thread speed, power, cooling and price.

How should I compare Low efficiency processors?

Compare CPU Mark per watt with absolute performance and real platform power limits. Open each processor page for full specifications or add close candidates to the comparison tool.

Is this category enough to make a buying decision?

No. The estimate uses TDP when standardized wall-power measurements are unavailable. Also verify motherboard and memory compatibility, cooling requirements and benchmarks relevant to your software.

This summary is calculated from processor records linked to the category. Performance results are broad comparison indicators and can vary with system, power and cooling. Latest data update:

Processor catalog

Low efficiency

Showing 697–720 of 1,353

697CPUIntel Pentium E6300 @ 2.80GHzIntel · DesktopCores / threads2 / 2Clock—TDP65 WCPU Mark1,038698CPUIntel Core i3-330M @ 2.13GHzIntel · LaptopCores / threads2 / 4Clock—TDP35 WCPU Mark1,038699CPUAMD Opteron 2218AMD · ServerCores / threads2 / 2Clock—TDP95 WCPU Mark1,036700CPUAMD Opteron 1220AMD · ServerCores / threads2 / 2Clock—TDP103 WCPU Mark1,036701CPUIntel Pentium B960 @ 2.20GHzIntel · LaptopCores / threads2 / 2Clock—TDP35 WCPU Mark1,034702CPUAMD Turion II Ultra Dual-Core Mobile M640AMD · LaptopCores / threads2 / 2Clock—TDP35 WCPU Mark1,034703CPUIntel Core2 Duo E6750 @ 2.66GHzIntel · DesktopCores / threads2 / 2Clock—TDP65 WCPU Mark1,031704CPUIntel Pentium E5400 @ 2.70GHzIntel · DesktopCores / threads2 / 2Clock—TDP65 WCPU Mark1,027705CPUAMD Athlon II X2 240eAMD · DesktopCores / threads2 / 2Clock—TDP45 WCPU Mark1,026706CPUIntel Xeon 3070 @ 2.66GHzIntel · ServerCores / threads2 / 2Clock—TDP65 WCPU Mark1,025707CPUAMD Athlon II X2 215AMD · DesktopCores / threads2 / 2Clock—TDP65 WCPU Mark1,023708CPUIntel Core2 Duo P9500 @ 2.53GHzIntel · LaptopCores / threads2 / 2Clock—TDP25 WCPU Mark1,022709CPUIntel Pentium B950 @ 2.10GHzIntel · LaptopCores / threads2 / 2Clock—TDP35 WCPU Mark1,022710CPUIntel Core2 Duo E4700 @ 2.60GHzIntel · DesktopCores / threads2 / 2Clock—TDP65 WCPU Mark1,021711CPUIntel Core2 Duo T9500 @ 2.60GHzIntel · LaptopCores / threads2 / 2Clock—TDP35 WCPU Mark1,019712CPUAMD Phenom II P650 Dual-CoreAMD · LaptopCores / threads2 / 2Clock—TDP35 WCPU Mark1,018713CPUIntel Core2 Duo E7300 @ 2.66GHzIntel · DesktopCores / threads2 / 2Clock—TDP65 WCPU Mark1,014714CPUIntel Core2 Duo T9400 @ 2.53GHzIntel · LaptopCores / threads2 / 2Clock—TDP35 WCPU Mark1,011715CPUAMD Turion II Ultra Dual-Core Mobile M660AMD · LaptopCores / threads2 / 2Clock—TDP35 WCPU Mark1,011716CPUAMD Phenom II P920 Quad-CoreAMD · LaptopCores / threads4 / 4Clock—TDP25 WCPU Mark1,006717CPUAMD Athlon 7750 Dual-CoreAMD · DesktopCores / threads2 / 2Clock—TDP95 WCPU Mark997718CPUAMD Athlon X2 215AMD · UnknownCores / threads2 / 2Clock—TDP65 WCPU Mark996719CPUIntel Core2 Duo T9550 @ 2.66GHzIntel · LaptopCores / threads2 / 2Clock—TDP35 WCPU Mark995720CPUAMD A6-4400M APUAMD · LaptopCores / threads2 / —Clock3.2 GHzTDP35 WCPU Mark994